Fluid Flow Questions

• If the viscosity of a fluid decreases with increasing stirrer speed, then the nature of the fluid is
• Pluronic F68 is added to cell culture media as
• Which of the following affect the Kolmogorov eddy size?
• The best described action of Pluronic F68 (non-ionic detergent) in a cell culture medium is that, it
• A fluid in which the viscosity increases with increasing stirrer speed and mixing time can be called as
• A rheopectic fluid is one in which the viscosity
• The viscous nature of a non-Newtonian fluid
• Reynolds number for laminar flow over a plate should be less than
• Newtonian fluid is one in which the viscosity
• A Brookfield viscometer cannot determine the shear stress because
• The viscosity of liquid was classified as both dilatant and rheopectic, which means that the viscosity
• Non-linear relationship between shear stress and shear rate exists in
• Which pattern of mixing is preferred in stirred tank reactors during the culture of aerobic microorganisms?
• The Komologorov eddy size
• Animal cell cultures do not have much effect on shear forces because
• Reynolds number for turbulent flow over a plate should be more than
• The viscosity of the culture fluid is classified as both pseudoplastic and thixotropic which indicates that the viscosity
• The viscosity of a fluid increases with increasing stirrer speed. This fluid would be best described as being
• Filamentous fungal cells are more shear sensitive than bacterial cells because of
• The viscosity of water at STP is approximately